Finding the Fourth Proportional to 436,908,396.24, 602,909,388.36 and 238,630,412.88
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Solution
The fourth proportional to 436,908,396.24, 602,909,388.36 and 238,630,412.88 is: 329,296,753.08
Step by Step Solution
- Step 1: Write the proportion equation
436,908,396.24 : 602,909,388.36 = 238,630,412.88 : x - Step 2: Convert to fraction form
436,908,396.24/602,909,388.36 = 238,630,412.88/x - Step 3: Cross multiply
436,908,396.24x = 602,909,388.36 × 238,630,412.88 - Step 4: Simplify right side
436,908,396.24x = 143,872,516,273,575,072 - Step 5: Solve for x
x = 143,872,516,273,575,072/436,908,396.24 - Step 6: Final answer
x = 329,296,753.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.